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A240398
Number of 6Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4
1
8, 493, 10291, 142016, 1568581, 14958462, 138422394, 1173655141, 9363219885, 69952868658, 497884249838, 3381452690787, 21979257675454, 136907878682739, 818941738568977, 4715840496632312, 26197628049449759, 140702069459245248
OFFSET
1,1
COMMENTS
Row 6 of A240394
LINKS
EXAMPLE
Some solutions for n=4
..3..0..0..0....3..0..0..0....3..0..0..0....3..0..0..0....3..0..0..0
..3..0..0..0....3..0..0..0....3..2..0..0....3..2..0..0....1..3..3..0
..1..0..2..0....1..2..2..0....1..2..2..3....1..0..0..0....3..2..3..2
..1..0..2..0....3..0..1..2....3..0..2..3....1..2..0..0....3..0..2..2
..3..2..0..2....1..0..2..1....1..0..0..0....3..2..0..0....1..0..0..0
..1..2..2..2....1..0..0..3....3..0..2..2....1..0..0..2....3..0..2..3
CROSSREFS
Sequence in context: A109060 A259926 A282180 * A265231 A030654 A281136
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved